A medical worker shows passengers how to wear facial masks correctly on a train on Jan. 25, 2021. The prevention and control efforts against the COVID-19 epidemic are strengthened at railway stations in Chongqing to protect the safety of passengers. (Xinhua/Huang Wei)
Prevention, control efforts against COVID-19 epidemic strengthened at railway stations in Chongqing
Source: Xinhua| 2021-01-25 22:13:57|Editor: huaxia